<template>
  <basic-container>
    <el-container>
      <el-aside width="200px">
        <avue-tree :option="treeOption" :data="treeData" @node-click="nodeClick"></avue-tree>
      </el-aside>
      <el-main style="margin-left: 10px">
        <avue-crud
          ref="crud"
          :option="option"
          :table-loading="loading"
          :data="data"
          :page.sync="page"
          :search.sync="query"
          :permission="permissionList"
          v-model="form"
          @row-update="rowUpdate"
          @row-save="rowSave"
          @row-del="rowDel"
          @search-change="searchChange"
          @search-reset="searchReset"
          @selection-change="selectionChange"
          @current-change="currentChange"
          @size-change="sizeChange"
          @refresh-change="onLoad(page, query)"
          @on-load="onLoad"
        >
          <template #menuLeft>
            <el-button
              type="success"
              size="mini"
              v-if="permission.wf_design_model_change_category"
              @click="handleChangeCategory"
            >
              更改分类
            </el-button>
          </template>
        </avue-crud>
      </el-main>
    </el-container>
    <el-dialog :visible.sync="formVisible" append-to-body :title="title" fullscreen>
      <avue-form-design
        v-if="formVisible"
        style="height: 88vh"
        ref="formDesign"
        :toolbar="['clear', 'preview', 'import', 'generate']"
        :includeFields="[
          'group',
          'dynamic',
          'input',
          'textarea',
          'number',
          'map',
          'radio',
          'checkbox',
          'select',
          'tree',
          'cascader',
          'date',
          'time',
          'datetime',
          'daterange',
          'datetimerange',
          'timerange',
          'switch',
          'rate',
          'color',
          'icon',
          'slider'
        ]"
        :customFields="customFields"
        :default-values="defaultValues"
        :options="options"
        :showGithubStar="false"
      >
        <template #toolbar>
          <el-button type="text" size="medium" icon="el-icon-download" @click="handleSubmit">保存</el-button>
        </template>
      </avue-form-design>
    </el-dialog>

    <el-dialog :visible.sync="copyVisible" append-to-body title="拷贝表单">
      <avue-form :option="copyOption" v-model="form" ref="copyForm" @submit="handleCopySubmit"> </avue-form>
    </el-dialog>

    <el-dialog :visible.sync="categoryVisible" append-to-body title="选择分类">
      <avue-form
        v-model="form"
        :option="{
          column: [
            {
              type: 'tree',
              label: '流程分类',
              span: 24,
              props: { label: 'name', value: 'id' },
              prop: 'category',
              dicUrl: '/api/blade-workflow/design/category/tree',
              required: true,
              rules: [{ required: true, message: '请选择分类' }]
            }
          ]
        }"
        @submit="handleChangeCategorySubmit"
      ></avue-form>
    </el-dialog>
  </basic-container>
</template>

<script>
import { mapGetters } from 'vuex'
import { getList, add, update, remove, listType, changeCategory } from '@/api/plugin/workflow/form'
import { tree } from '@/api/plugin/workflow/category'
import customFields from '@/views/plugin/workflow/mixins/custom-fields'

export default {
  mixins: [customFields],
  data() {
    return {
      formVisible: false,
      options: {},
      form: {},
      query: {},
      loading: true,
      page: {
        pageSize: 10,
        currentPage: 1,
        total: 0
      },
      selectionList: [],
      option: {
        size: 'mini',
        height: 'auto',
        calcHeight: 30,
        tip: false,
        border: true,
        index: true,
        selection: true,
        dialogType: 'drawer',
        align: 'center',
        searchMenuSpan: 6,
        operatingButtons: [
          { text: '设计', callback: this.handleDesign },
          { text: '拷贝', callback: this.handleCopy },
          { text: '历史', callback: this.handleHistory }
        ],
        column: [
          {
            label: '表单key',
            prop: 'formKey',
            rules: [
              {
                required: true,
                message: '请输入表单key',
                trigger: 'blur'
              }
            ],
            search: true
          },
          {
            label: '表单名称',
            prop: 'name',
            rules: [
              {
                required: true,
                message: '请输入表单名称',
                trigger: 'blur'
              }
            ],
            search: true
          },
          {
            label: '分类',
            prop: 'categoryId',
            type: 'tree',
            props: {
              label: 'name',
              value: 'id'
            },
            dicData: [],
            rules: [
              {
                required: true,
                message: '请选择分类',
                trigger: 'change'
              }
            ]
          },
          {
            label: '版本',
            prop: 'version',
            display: false
          },
          {
            label: '状态',
            prop: 'status',
            type: 'select',
            value: 1,
            dicData: [
              {
                label: '可用',
                value: 1
              },
              {
                label: '禁用',
                value: 2
              }
            ],
            rules: [
              {
                required: true,
                message: '请选择状态',
                trigger: 'change'
              }
            ],
            search: true
          },
          {
            label: '备注',
            prop: 'remark',
            type: 'textarea',
            span: 24
          }
        ]
      },
      data: [],
      defaultValues: {},
      copyOption: {
        column: [
          {
            label: '表单key',
            prop: 'formKey',
            rules: [
              {
                required: true,
                message: '请输入表单key',
                trigger: 'blur'
              }
            ]
          },
          {
            label: '表单名称',
            prop: 'name',
            rules: [
              {
                required: true,
                message: '请输入表单名称',
                trigger: 'blur'
              }
            ]
          },
          {
            label: '分类',
            prop: 'categoryId',
            type: 'tree',
            props: {
              label: 'name',
              value: 'id'
            },
            dicData: [],
            rules: [
              {
                required: true,
                message: '请选择分类',
                trigger: 'change'
              }
            ]
          },
          {
            label: '状态',
            prop: 'status',
            type: 'select',
            value: 1,
            dicData: [
              {
                label: '可用',
                value: 1
              },
              {
                label: '禁用',
                value: 2
              }
            ],
            rules: [
              {
                required: true,
                message: '请选择状态',
                trigger: 'change'
              }
            ],
            search: true
          },
          {
            label: '备注',
            prop: 'remark',
            type: 'textarea',
            span: 24
          }
        ]
      },
      isNewVersion: false,
      isCopy: false,
      copyVisible: false,
      categoryVisible: false,
      treeData: [],
      treeOption: {
        size: 'mini',
        addBtn: false,
        props: {
          label: 'name',
          value: 'id'
        }
      },
      title: '表单设计'
    }
  },
  computed: {
    ...mapGetters(['permission']),
    permissionList() {
      return {
        addBtn: this.vaildData(this.permission.wf_design_form_add, false),
        viewBtn: this.vaildData(this.permission.wf_design_form_view, false),
        delBtn: this.vaildData(this.permission.wf_design_form_delete, false),
        editBtn: this.vaildData(this.permission.wf_design_form_edit, false)
      }
    },
    ids() {
      let ids = []
      this.selectionList.forEach(ele => {
        ids.push(ele.id)
      })
      return ids.join(',')
    }
  },
  mounted() {
    this.getDefaultValues()
    this.getCategoryList()
  },
  methods: {
    handleChangeCategorySubmit(form, done) {
      const { category } = form
      changeCategory({ ids: this.ids, category }).then(() => {
        this.$message.success('修改成功')
        done()
        this.categoryVisible = false
        this.onLoad(this.page, this.query)
      })
    },
    handleChangeCategory() {
      if (this.selectionList.length === 0) {
        this.$message.warning('请选择至少一条数据')
        return
      }
      this.categoryVisible = true
    },
    getCategoryList() {
      tree().then(res => {
        const data = res.data.data
        this.findObject(this.option.column, 'categoryId').dicData = this.deepClone(data)
        this.findObject(this.copyOption.column, 'categoryId').dicData = this.deepClone(data)

        this.treeData = data
        this.treeData.unshift({ id: '', name: '全部' })
      })
    },
    nodeClick({ id }) {
      this.categoryId = id
      this.searchChange(this.query)
    },
    handleSubmit() {
      this.$refs.formDesign.getData('string').then(data => {
        this.$refs.formDesign.getData('app').then(appData => {
          if (this.isCopy) {
            this.copyVisible = true
            this.form.content = data
            this.form.appContent = JSON.stringify(appData)
          } else {
            this.row.content = data
            this.row.appContent = JSON.stringify(appData)

            if (this.isNewVersion) {
              this.row.newVersion = false

              update(this.row).then(() => {
                this.$message.success('保存成功')
                this.onLoad(this.page, this.query)
                this.formVisible = false
              })
            } else {
              this.$confirm('是否将此表单保存为新版本？这意味着可以返回到以前的版本。', '提示', {
                distinguishCancelAndClose: true,
                confirmButtonText: '否',
                cancelButtonText: '是',
                type: 'warning'
              })
                .then(() => {
                  this.row.newVersion = false

                  update(this.row).then(() => {
                    this.$message.success('保存成功')
                    this.onLoad(this.page, this.query)
                    this.formVisible = false
                  })
                })
                .catch(action => {
                  if (action == 'cancel') {
                    this.row.newVersion = true

                    update(this.row).then(() => {
                      this.$message.success('保存成功')
                      this.onLoad(this.page, this.query)
                      this.formVisible = false
                    })
                  }
                })
            }
          }
        })
      })
    },
    handleDesign(row) {
      this.options = this.deepClone(row.content || '{column: []}')
      if (row.content) this.isNewVersion = false
      else this.isNewVersion = true
      this.row = row
      this.isCopy = false
      this.formVisible = true
      this.title = `表单设计 - ${row.name}`
    },
    handleCopy(row) {
      this.options = this.deepClone(row.content || '{column: []}')
      this.isCopy = true
      this.formVisible = true
    },
    handleCopySubmit(form, done) {
      const param = {
        ...form,
        content: this.form.content
      }
      add(param)
        .then(() => {
          this.onLoad(this.page)
          this.$message({
            type: 'success',
            message: '操作成功!'
          })
          this.$refs.copyForm.resetFields()
          done()
          this.copyVisible = false
          this.formVisible = false
        })
        .catch(() => {
          done()
        })
    },
    handleHistory(row) {
      this.$router.push('/workflow/design/form/history/' + row.id)
    },
    getDefaultValues() {
      listType().then(res => {
        this.defaultValues = res.data.data
      })
    },
    rowSave(row, loading, done) {
      add(row).then(
        () => {
          loading()
          this.onLoad(this.page)
          this.$message({
            type: 'success',
            message: '操作成功!'
          })
        },
        error => {
          done()
          console.log(error)
        }
      )
    },
    rowUpdate(row, index, loading, done) {
      update(row).then(
        () => {
          loading()
          this.onLoad(this.page)
          this.$message({
            type: 'success',
            message: '操作成功!'
          })
        },
        error => {
          done()
          console.log(error)
        }
      )
    },
    rowDel(row) {
      this.$confirm('删除全部版本或者回退到最后版本?', {
        distinguishCancelAndClose: true,
        confirmButtonText: '回退',
        cancelButtonText: '全部删除',
        type: 'warning'
      })
        .then(() => {
          const param = {
            id: row.id,
            rollback: true
          }
          remove(param).then(() => {
            this.onLoad(this.page)
            this.$message.success('操作成功')
          })
        })
        .catch(action => {
          if (action == 'cancel') {
            const param = {
              id: row.id,
              rollback: false
            }
            remove(param).then(() => {
              this.onLoad(this.page)
              this.$message.success('操作成功')
            })
          }
        })
    },
    handleDelete() {
      if (this.selectionList.length === 0) {
        this.$message.warning('请选择至少一条数据')
        return
      }
      this.$confirm('确定将选择数据删除?', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      })
        .then(() => {
          return remove(this.ids)
        })
        .then(() => {
          this.onLoad(this.page)
          this.$message({
            type: 'success',
            message: '操作成功!'
          })
          this.$refs.crud.toggleSelection()
        })
    },
    searchReset() {
      this.query = {}
      this.onLoad(this.page)
    },
    searchChange(params, done) {
      this.query = params
      this.onLoad(this.page, params)
      if (done && typeof done == 'function') done()
    },
    selectionChange(list) {
      this.selectionList = list
    },
    currentChange(currentPage) {
      this.page.currentPage = currentPage
    },
    sizeChange(pageSize) {
      this.page.pageSize = pageSize
    },
    onLoad(page, params = {}) {
      this.loading = true

      if (this.categoryId) params['categoryId_equal'] = this.categoryId
      else delete params['categoryId_equal']

      getList(page.currentPage, page.pageSize, Object.assign(params, this.query)).then(res => {
        const data = res.data.data
        this.page.total = data.total
        this.data = data.records
        this.loading = false
      })
    }
  }
}
</script>

<style></style>
